Perform the requested operation or operations. Find the domain of each.f(x) = 
, g(x) = 
Find (f + g)(x).
A. 3x; domain: (-?,?)
B. 
+ 
; domain: 
C. 
; domain: [0,?)
D. x
; domain: (-?,?)
Answer: B
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Provide an appropriate response.The number of loaves of whole wheat bread left on the shelf of a local quick stop at closing (denoted by the random variable X) varies from day to day. Past records show that the probability distribution of X is as shown in the following table. Find the probability that there will be at least three loaves left over at the end of any given day. 
A. 0.20 B. 0.65 C. 0.35 D. 0.15
The function f is one-to-one. Find its inverse.f(x) = 3x + 4
A. f-1(x) = 
B. f-1(x) = 
C. f-1(x) = 
+ 4
D. f-1(x) = 
- 4
Evaluate the expression (4-i)(4+i) and write in the form a bi ? .
(a) 16i (b) 17 - 0i (c) 8 + i (d) 8 - i (e) 8 + i
Solve.3r + 4 = 34
A. 7 B. 10 C. 27 D. 31